Combining Texts

You have chosen 'Set Theory and related topics (2nd ed)' by Seymour Lipschutz, 'Reply to Professor Marcus' by Willard Quine and 'Preface to 'De Revolutionibus'' by Andreas Osiander

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All the ideas for Action, or select a subheading:
      A. Definition of Action
      B. Preliminaries of Action
      C. Motives for Action